*{
    margin: 0;
    padding: 0;
    font-size: 10px;
    font-family: 黑体;
    box-sizing: border-box;
}
.body_box{
    width: 100%;
    background-color: #fff;
}
.title{
    width: 100%;
    height: 2.5rem;
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
    margin-top: 1.5rem;
    margin-bottom: 1rem;
}
.top_menu{
    width: 96%;
    height: 2rem;
    margin-left: 2%;
    margin-bottom: 1.5rem;
    position: relative;
}
.top_menu>div{
    float: left;
    margin-left: 0.5rem;
    margin-right: 0.5rem;
    font-size: 1.4rem;
    height: 2rem; 
    padding-top: 0.4rem;
}
.top_menu>div>span{
    font-size: 0.5rem !important;
    font-weight: 400;
    margin-left: 0.5rem;
}
.active_menu{
    font-size: 1.8rem !important;
    font-weight: 700;
    padding-top: 0 !important;
    position: relative;
}
.active_menu::after{
    content: "";
    position: absolute;
    width: 3rem;
    height: 0.5rem;
    bottom: -0.6rem;
    left: calc(45% - 1.5rem);
    background-color: #fcc422;
}


.other_menu{
    height: 2rem;
    line-height: 2rem;
    position: absolute;
    right: 0;
    bottom: 0.5rem;
    font-weight: 700;
    font-size: 1.4rem;
}

.item_box{
    width: 100%;
    height: 10rem;
    
}
.item_box>div{
    float: left;
}
.item_l{
    width: 25%;
    min-height: 70rem;
    background-color: #f0f0f0;
}
.item_l>div{
    text-align: center;
    height: 7rem;
    font-size: 1.4rem;
    font-weight: 500;
    line-height: 7rem;
}
.active_group{
    background-color: #fff;
    font-weight: 600;
}
.item_r{
    width: 74%;
    min-height: 70rem;
}
.item_r_row{
    height: 11rem;
    margin-top: 1rem;
    padding-left: 1rem;
    position: relative;
}
.item_r_row>div{
    float: left;
}
.item_r_row>div:nth-child(1){
    width: 8rem;
    height: 8rem;
    background-color: #333;
    overflow: hidden;
    border-radius: 0.5rem;
}
.item_r_row>div:nth-child(1)>img{
    width: 100%;
}
.item_r_row>div:nth-child(2){
    width: calc(100% - 8rem);
    height: 12rem;
    padding-left: 1rem;
}
.item_r_row>div:nth-child(2)>div:nth-child(1){
    overflow: hidden;
    white-space:nowrap;
    text-overflow: ellipsis;
    width: 80%;
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 1rem;
}
.item_r_row>div:nth-child(2)>div:nth-child(3){
    font-size: 1.2rem;
    margin-bottom: 1rem;
}
.item_r_row>div:nth-child(2)>div:nth-child(3)>span:nth-child(1){
    font-size: 1.3rem;
    font-weight: 700;
    color: #333;
}
.item_info{
    position: absolute;
    font-weight: 700;
    top: 0;
    right: 0.5rem;
    font-size: 1.6rem;
}
.item_new_price{
    color: tomato;
    font-size: 1.6rem;
    font-weight: 700;
    margin-right: 0.5rem;
}
.item_old_price{
    color: #a2a2a2;
    margin-right: 1rem;
}
.item_discount{
    background-color: #fcc422;
    border-radius: 0.5rem;
    color: #fff;
    padding: 0.2rem 0.5rem;
}
.item_r_row>div:nth-child(2)>div:nth-child(5){
    margin-top: 1rem;
    text-align: center;
}
.item_r_row>div:nth-child(2)>div:nth-child(5)>button{
    width: 30%;
    height: 2.2rem;
    border-radius: 1.1rem;
    border: 0.1rem solid #333;
    background: none;
}


.tabbar {
    width: 100%;
    height: 6rem;
    border-top: 0.1rem solid #333;
    background-color: #fff;
    position: fixed;
    bottom: 0;
    display: flex;
    flex-flow: row wrap;
    justify-content: space-between;
    padding: 0.5rem 1.5rem;
    box-sizing: border-box;
}

.active {
    color: #1a81e0;
}

.tabbar>div {
    text-align: center;
}

.tabbar>div>img {
    margin: 0 auto;
    width: 3rem;
    height: 3rem;
}